root/include/asm-um/dma-mapping.h

INCLUDED FROM

DEFINITIONS

1. dma_supported
2. dma_set_mask
3. dma_alloc_coherent
4. dma_free_coherent
5. dma_map_single
6. dma_unmap_single
7. dma_map_page
8. dma_unmap_page
9. dma_map_sg
10. dma_unmap_sg
11. dma_sync_single
12. dma_sync_sg
13. dma_get_cache_alignment
14. dma_sync_single_range
15. dma_cache_sync
16. dma_mapping_error

#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H

#include <asm/scatterlist.h>

static inline int
dma_supported(struct device *dev, u64 mask)
{
        BUG();
        return(0);
}

static inline int
dma_set_mask(struct device *dev, u64 dma_mask)
{
        BUG();
        return(0);
}

static inline void *
dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
                   gfp_t flag)
{
        BUG();
        return((void *) 0);
}

static inline void
dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
                  dma_addr_t dma_handle)
{
        BUG();
}

static inline dma_addr_t
dma_map_single(struct device *dev, void *cpu_addr, size_t size,
               enum dma_data_direction direction)
{
        BUG();
        return(0);
}

static inline void
dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
                 enum dma_data_direction direction)
{
        BUG();
}

static inline dma_addr_t
dma_map_page(struct device *dev, struct page *page,
             unsigned long offset, size_t size,
             enum dma_data_direction direction)
{
        BUG();
        return(0);
}

static inline void
dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
               enum dma_data_direction direction)
{
        BUG();
}

static inline int
dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
           enum dma_data_direction direction)
{
        BUG();
        return(0);
}

static inline void
dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
             enum dma_data_direction direction)
{
        BUG();
}

static inline void
dma_sync_single(struct device *dev, dma_addr_t dma_handle, size_t size,
                enum dma_data_direction direction)
{
        BUG();
}

static inline void
dma_sync_sg(struct device *dev, struct scatterlist *sg, int nelems,
            enum dma_data_direction direction)
{
        BUG();
}

#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
#define dma_is_consistent(d, h) (1)

static inline int
dma_get_cache_alignment(void)
{
        BUG();
        return(0);
}

static inline void
dma_sync_single_range(struct device *dev, dma_addr_t dma_handle,
                      unsigned long offset, size_t size,
                      enum dma_data_direction direction)
{
        BUG();
}

static inline void
dma_cache_sync(struct device *dev, void *vaddr, size_t size,
               enum dma_data_direction direction)
{
        BUG();
}

static inline int
dma_mapping_error(struct device *dev, dma_addr_t dma_handle)
{
        BUG();
        return 0;
}

#endif